/**
 *Copyright: Copyright (c) 2020
 *Author:JakHuang
 *Version 1.0 
 *Title: form-generator/Element UI表单设计及代码生成器 
 *GitHub: https://github.com/JakHuang/form-generator
 */
 <template>
  <div class="icon-dialog">
    <el-dialog
      v-bind="$attrs"
      width="980px"
      :modal-append-to-body="false"
      v-on="$listeners"
      @open="onOpen"
      @close="onClose"
    >
      <div slot="title">
        选择图标
        <el-input
          v-model="key"
          size="small"
          :style="{width: '260px'}"
          placeholder="请输入图标名称"
          prefix-icon="el-icon-search"
          clearable
        />
      </div>
      <ul class="icon-ul">
        <li
          v-for="icon in iconList"
          :key="icon"
          :class="active===icon?'active-item':''"
          @click="onSelect(icon)"
        >
          <i :class="icon" />
          <div>{{ icon }}</div>
        </li>
      </ul>
    </el-dialog>
  </div>
</template>
<script>
import iconList from './utils/icon.json'

const originList = iconList.map(name => `el-icon-${name}`)

export default {
  inheritAttrs: false,
  props: ['current'],
  data() {
    return {
      iconList: originList,
      active: null,
      key: ''
    }
  },
  watch: {
    key(val) {
      if (val) {
        this.iconList = originList.filter(name => name.indexOf(val) > -1)
      } else {
        this.iconList = originList
      }
    }
  },
  methods: {
    onOpen() {
      this.active = this.current
      this.key = ''
    },
    onClose() {},
    onSelect(icon) {
      this.active = icon
      this.$emit('select', icon)
      this.$emit('update:modelValue', false)
    }
  }
}
</script>

<style lang="scss" scoped>
.icon-ul {
	margin: 0;
	padding: 0;
	font-size: 0;
	li {
		list-style-type: none;
		text-align: center;
		font-size: 14px;
		display: inline-block;
		width: 16.66%;
		box-sizing: border-box;
		height: 108px;
		padding: 15px 6px 6px 6px;
		cursor: pointer;
		overflow: hidden;
		&:hover {
			background: #f2f2f2;
		}
		&.active-item {
			background: #e1f3fb;
			color: #7a6df0;
		}
		& > i {
			font-size: 30px;
			line-height: 50px;
		}
	}
}
.icon-dialog {
	:deep(.el-dialog) {
			border-radius: 8px;
			margin-bottom: 0;
			margin-top: 4vh !important;
			display: flex;
			flex-direction: column;
			max-height: 92vh;
			overflow: hidden;
			box-sizing: border-box;
			.el-dialog__header {
				padding-top: 14px;
			}
			.el-dialog__body {
				margin: 0 20px 20px 20px;
				padding: 0;
				overflow: auto;
			}
		}
	
}

</style>
